improved machine guns造句

例句与造句

1. By World War I, many armies had moved on to improved machine guns.
2. There was a patch available to upgrade the game to allow for improved machine gun and map performance.
3. The hull was shorter, with thicker armour, the driver's cab roof was modified to improve machine guns'angle of fire.
4. It's difficult to find improved machine guns in a sentence. 用improved machine guns造句挺难的